r600_pipe.h revision 3603d157889544230f1787bbdc4915ccd7461c59
1/*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 *
23 * Authors:
24 *      Jerome Glisse
25 */
26#ifndef R600_PIPE_H
27#define R600_PIPE_H
28
29#include "../../winsys/radeon/drm/radeon_winsys.h"
30
31#include "pipe/p_state.h"
32#include "pipe/p_screen.h"
33#include "pipe/p_context.h"
34#include "util/u_math.h"
35#include "util/u_slab.h"
36#include "util/u_vbuf_mgr.h"
37#include "r600.h"
38#include "r600_public.h"
39#include "r600_shader.h"
40#include "r600_resource.h"
41
42#define R600_MAX_CONST_BUFFERS 1
43#define R600_MAX_CONST_BUFFER_SIZE 4096
44
45#ifdef PIPE_ARCH_BIG_ENDIAN
46#define R600_BIG_ENDIAN 1
47#else
48#define R600_BIG_ENDIAN 0
49#endif
50
51enum r600_pipe_state_id {
52	R600_PIPE_STATE_BLEND = 0,
53	R600_PIPE_STATE_BLEND_COLOR,
54	R600_PIPE_STATE_CONFIG,
55	R600_PIPE_STATE_SEAMLESS_CUBEMAP,
56	R600_PIPE_STATE_CLIP,
57	R600_PIPE_STATE_SCISSOR,
58	R600_PIPE_STATE_VIEWPORT,
59	R600_PIPE_STATE_RASTERIZER,
60	R600_PIPE_STATE_VGT,
61	R600_PIPE_STATE_FRAMEBUFFER,
62	R600_PIPE_STATE_DSA,
63	R600_PIPE_STATE_STENCIL_REF,
64	R600_PIPE_STATE_PS_SHADER,
65	R600_PIPE_STATE_VS_SHADER,
66	R600_PIPE_STATE_CONSTANT,
67	R600_PIPE_STATE_SAMPLER,
68	R600_PIPE_STATE_RESOURCE,
69	R600_PIPE_STATE_POLYGON_OFFSET,
70	R600_PIPE_STATE_FETCH_SHADER,
71	R600_PIPE_STATE_SPI,
72	R600_PIPE_NSTATES
73};
74
75struct r600_screen {
76	struct pipe_screen		screen;
77	struct radeon_winsys		*ws;
78	struct radeon			*radeon;
79	struct radeon_info		info;
80	struct r600_tiling_info		tiling_info;
81	struct util_slab_mempool	pool_buffers;
82	unsigned			num_contexts;
83
84	/* for thread-safe write accessing to num_contexts */
85	pipe_mutex			mutex_num_contexts;
86};
87
88struct r600_pipe_sampler_view {
89	struct pipe_sampler_view	base;
90	struct r600_pipe_resource_state		state;
91};
92
93struct r600_pipe_rasterizer {
94	struct r600_pipe_state		rstate;
95	boolean				clamp_vertex_color;
96	boolean				clamp_fragment_color;
97	boolean				flatshade;
98	unsigned			sprite_coord_enable;
99	float				offset_units;
100	float				offset_scale;
101};
102
103struct r600_pipe_blend {
104	struct r600_pipe_state		rstate;
105	unsigned			cb_target_mask;
106};
107
108struct r600_pipe_dsa {
109	struct r600_pipe_state		rstate;
110	unsigned			alpha_ref;
111};
112
113struct r600_vertex_element
114{
115	unsigned			count;
116	struct pipe_vertex_element	elements[PIPE_MAX_ATTRIBS];
117	struct u_vbuf_mgr_elements	*vmgr_elements;
118	struct r600_bo			*fetch_shader;
119	unsigned			fs_size;
120	struct r600_pipe_state		rstate;
121	/* if offset is to big for fetch instructio we need to alterate
122	 * offset of vertex buffer, record here the offset need to add
123	 */
124	unsigned			vbuffer_need_offset;
125	unsigned			vbuffer_offset[PIPE_MAX_ATTRIBS];
126};
127
128struct r600_pipe_shader {
129	struct r600_shader		shader;
130	struct r600_pipe_state		rstate;
131	struct r600_bo			*bo;
132	struct r600_bo			*bo_fetch;
133	struct r600_vertex_element	vertex_elements;
134	struct tgsi_token		*tokens;
135};
136
137struct r600_pipe_sampler_state {
138	struct r600_pipe_state		rstate;
139	boolean seamless_cube_map;
140};
141
142/* needed for blitter save */
143#define NUM_TEX_UNITS 16
144
145struct r600_textures_info {
146	struct r600_pipe_sampler_view	*views[NUM_TEX_UNITS];
147	struct r600_pipe_sampler_state	*samplers[NUM_TEX_UNITS];
148	unsigned			n_views;
149	unsigned			n_samplers;
150	bool				samplers_dirty;
151	bool				is_array_sampler[NUM_TEX_UNITS];
152};
153
154struct r600_fence {
155	struct pipe_reference		reference;
156	struct r600_pipe_context	*ctx;
157	unsigned			index; /* in the shared bo */
158	struct list_head		head;
159};
160
161#define FENCE_BLOCK_SIZE 16
162
163struct r600_fence_block {
164	struct r600_fence		fences[FENCE_BLOCK_SIZE];
165	struct list_head		head;
166};
167
168struct r600_pipe_fences {
169	struct r600_bo			*bo;
170	unsigned			*data;
171	unsigned			next_index;
172	/* linked list of preallocated blocks */
173	struct list_head		blocks;
174	/* linked list of freed fences */
175	struct list_head		pool;
176};
177
178#define R600_CONSTANT_ARRAY_SIZE 256
179#define R600_RESOURCE_ARRAY_SIZE 160
180
181struct r600_pipe_context {
182	struct pipe_context		context;
183	struct blitter_context		*blitter;
184	enum radeon_family		family;
185	enum chip_class			chip_class;
186	void				*custom_dsa_flush;
187	struct r600_screen		*screen;
188	struct radeon			*radeon;
189	struct r600_pipe_state		*states[R600_PIPE_NSTATES];
190	struct r600_context		ctx;
191	struct r600_vertex_element	*vertex_elements;
192	struct r600_pipe_resource_state	fs_resource[PIPE_MAX_ATTRIBS];
193	struct pipe_framebuffer_state	framebuffer;
194	struct pipe_index_buffer	index_buffer;
195	unsigned			cb_target_mask;
196	/* for saving when using blitter */
197	struct pipe_stencil_ref		stencil_ref;
198	struct pipe_viewport_state	viewport;
199	struct pipe_clip_state		clip;
200	struct r600_pipe_state		config;
201	struct r600_pipe_shader 	*ps_shader;
202	struct r600_pipe_shader 	*vs_shader;
203	struct r600_pipe_state		vs_const_buffer;
204	struct r600_pipe_resource_state		vs_const_buffer_resource[R600_MAX_CONST_BUFFERS];
205	struct r600_pipe_state		ps_const_buffer;
206	struct r600_pipe_resource_state		ps_const_buffer_resource[R600_MAX_CONST_BUFFERS];
207	struct r600_pipe_rasterizer	*rasterizer;
208	struct r600_pipe_state          vgt;
209	struct r600_pipe_state          spi;
210	struct pipe_query		*current_render_cond;
211	unsigned			current_render_cond_mode;
212	struct pipe_query		*saved_render_cond;
213	unsigned			saved_render_cond_mode;
214	/* shader information */
215	boolean				clamp_vertex_color;
216	boolean				clamp_fragment_color;
217	boolean				spi_dirty;
218	unsigned			sprite_coord_enable;
219	boolean				flatshade;
220	boolean				export_16bpc;
221	unsigned			alpha_ref;
222	boolean				alpha_ref_dirty;
223	unsigned			nr_cbufs;
224	struct r600_textures_info	vs_samplers;
225	struct r600_textures_info	ps_samplers;
226
227	struct r600_pipe_fences		fences;
228
229	struct u_vbuf_mgr		*vbuf_mgr;
230	struct util_slab_mempool	pool_transfers;
231	boolean				blit;
232	boolean				have_depth_texture, have_depth_fb;
233
234	unsigned default_ps_gprs, default_vs_gprs;
235};
236
237struct r600_drawl {
238	struct pipe_draw_info	info;
239	struct pipe_context	*ctx;
240	unsigned		index_size;
241	unsigned		index_buffer_offset;
242	struct pipe_resource	*index_buffer;
243};
244
245/* evergreen_state.c */
246void evergreen_init_state_functions(struct r600_pipe_context *rctx);
247void evergreen_init_config(struct r600_pipe_context *rctx);
248void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
249void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
250void evergreen_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
251void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx);
252void evergreen_polygon_offset_update(struct r600_pipe_context *rctx);
253void evergreen_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
254					 struct r600_pipe_resource_state *rstate);
255void evergreen_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
256					struct r600_resource *rbuffer,
257					unsigned offset, unsigned stride,
258					enum radeon_bo_usage usage);
259boolean evergreen_is_format_supported(struct pipe_screen *screen,
260				      enum pipe_format format,
261				      enum pipe_texture_target target,
262				      unsigned sample_count,
263				      unsigned usage);
264
265/* r600_blit.c */
266void r600_init_blit_functions(struct r600_pipe_context *rctx);
267void r600_blit_uncompress_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
268void r600_blit_push_depth(struct pipe_context *ctx, struct r600_resource_texture *texture);
269void r600_flush_depth_textures(struct r600_pipe_context *rctx);
270
271/* r600_buffer.c */
272struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
273					 const struct pipe_resource *templ);
274struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
275					      void *ptr, unsigned bytes,
276					      unsigned bind);
277struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
278					      struct winsys_handle *whandle);
279void r600_upload_index_buffer(struct r600_pipe_context *rctx, struct r600_drawl *draw);
280
281
282/* r600_pipe.c */
283void r600_flush(struct pipe_context *ctx, struct pipe_fence_handle **fence,
284		unsigned flags);
285
286/* r600_query.c */
287void r600_init_query_functions(struct r600_pipe_context *rctx);
288
289/* r600_resource.c */
290void r600_init_context_resource_functions(struct r600_pipe_context *r600);
291
292/* r600_shader.c */
293int r600_pipe_shader_create(struct pipe_context *ctx, struct r600_pipe_shader *shader);
294void r600_pipe_shader_destroy(struct pipe_context *ctx, struct r600_pipe_shader *shader);
295int r600_find_vs_semantic_index(struct r600_shader *vs,
296				struct r600_shader *ps, int id);
297
298/* r600_state.c */
299void r600_update_sampler_states(struct r600_pipe_context *rctx);
300void r600_init_state_functions(struct r600_pipe_context *rctx);
301void r600_init_config(struct r600_pipe_context *rctx);
302void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader);
303void r600_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader);
304void r600_fetch_shader(struct pipe_context *ctx, struct r600_vertex_element *ve);
305void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx);
306void r600_polygon_offset_update(struct r600_pipe_context *rctx);
307void r600_pipe_init_buffer_resource(struct r600_pipe_context *rctx,
308				    struct r600_pipe_resource_state *rstate);
309void r600_pipe_mod_buffer_resource(struct r600_pipe_resource_state *rstate,
310				   struct r600_resource *rbuffer,
311				   unsigned offset, unsigned stride,
312				   enum radeon_bo_usage usage);
313void r600_adjust_gprs(struct r600_pipe_context *rctx);
314boolean r600_is_format_supported(struct pipe_screen *screen,
315				 enum pipe_format format,
316				 enum pipe_texture_target target,
317				 unsigned sample_count,
318				 unsigned usage);
319
320/* r600_texture.c */
321void r600_init_screen_texture_functions(struct pipe_screen *screen);
322void r600_init_surface_functions(struct r600_pipe_context *r600);
323uint32_t r600_translate_texformat(struct pipe_screen *screen, enum pipe_format format,
324				  const unsigned char *swizzle_view,
325				  uint32_t *word4_p, uint32_t *yuv_format_p);
326unsigned r600_texture_get_offset(struct r600_resource_texture *rtex,
327					unsigned level, unsigned layer);
328
329/* r600_translate.c */
330void r600_translate_index_buffer(struct r600_pipe_context *r600,
331				 struct pipe_resource **index_buffer,
332				 unsigned *index_size,
333				 unsigned *start, unsigned count);
334
335/* r600_state_common.c */
336void r600_set_index_buffer(struct pipe_context *ctx,
337			   const struct pipe_index_buffer *ib);
338void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
339			     const struct pipe_vertex_buffer *buffers);
340void *r600_create_vertex_elements(struct pipe_context *ctx,
341				  unsigned count,
342				  const struct pipe_vertex_element *elements);
343void r600_delete_vertex_element(struct pipe_context *ctx, void *state);
344void r600_bind_blend_state(struct pipe_context *ctx, void *state);
345void r600_bind_dsa_state(struct pipe_context *ctx, void *state);
346void r600_bind_rs_state(struct pipe_context *ctx, void *state);
347void r600_delete_rs_state(struct pipe_context *ctx, void *state);
348void r600_sampler_view_destroy(struct pipe_context *ctx,
349			       struct pipe_sampler_view *state);
350void r600_delete_state(struct pipe_context *ctx, void *state);
351void r600_bind_vertex_elements(struct pipe_context *ctx, void *state);
352void *r600_create_shader_state(struct pipe_context *ctx,
353			       const struct pipe_shader_state *state);
354void r600_bind_ps_shader(struct pipe_context *ctx, void *state);
355void r600_bind_vs_shader(struct pipe_context *ctx, void *state);
356void r600_delete_ps_shader(struct pipe_context *ctx, void *state);
357void r600_delete_vs_shader(struct pipe_context *ctx, void *state);
358void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
359			      struct pipe_resource *buffer);
360void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
361
362/*
363 * common helpers
364 */
365static INLINE u32 S_FIXED(float value, u32 frac_bits)
366{
367	return value * (1 << frac_bits);
368}
369#define ALIGN_DIVUP(x, y) (((x) + (y) - 1) / (y))
370
371static inline unsigned r600_tex_aniso_filter(unsigned filter)
372{
373	if (filter <= 1)   return 0;
374	if (filter <= 2)   return 1;
375	if (filter <= 4)   return 2;
376	if (filter <= 8)   return 3;
377	 /* else */        return 4;
378}
379
380#endif
381